/*

 * Licensed to the Apache Software Foundation (ASF) under one

 * or more contributor license agreements.  See the NOTICE file

 * distributed with this work for additional information

 * regarding copyright ownership.  The ASF licenses this file

 * to you under the Apache License, Version 2.0 (the

 * "License"); you may not use this file except in compliance

 * with the License.  You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.bff.gaia.unified.runners.core.triggers;



import java.util.BitSet;



/** A {@link FinishedTriggers} implementation based on an underlying {@link BitSet}. */

public class FinishedTriggersBitSet implements FinishedTriggers {



  private final BitSet bitSet;



  private FinishedTriggersBitSet(BitSet bitSet) {

    this.bitSet = bitSet;

  }



  public static FinishedTriggersBitSet emptyWithCapacity(int capacity) {

    return new FinishedTriggersBitSet(new BitSet(capacity));

  }



  public static FinishedTriggersBitSet fromBitSet(BitSet bitSet) {

    return new FinishedTriggersBitSet(bitSet);

  }



  /** Returns the underlying {@link BitSet} for this {@link FinishedTriggersBitSet}. */

  public BitSet getBitSet() {

    return bitSet;

  }



  @Override

  public boolean isFinished(ExecutableTriggerStateMachine trigger) {

    return bitSet.get(trigger.getTriggerIndex());

  }



  @Override

  public void setFinished(ExecutableTriggerStateMachine trigger, boolean value) {

    bitSet.set(trigger.getTriggerIndex(), value);

  }



  @Override

  public void clearRecursively(ExecutableTriggerStateMachine trigger) {

    bitSet.clear(trigger.getTriggerIndex(), trigger.getFirstIndexAfterSubtree());

  }



  @Override

  public FinishedTriggersBitSet copy() {

    return new FinishedTriggersBitSet((BitSet) bitSet.clone());

  }

}